# -*- coding: utf-8 -*-
"""
@Time ： 2021/6/22 14:45
@Auth ： Mr. royalday 2487625775
@Company ：XXX
@Function ：请输入模块功能描述
"""
import requests

session = requests.session()


def get_cos_file(url=""):
    if url is "" or not url.startswith("https://"):
        return "url异常"
    res = session.get(url=url)
    return res
